Added samples

2017-12-12 17:50:08 +02:00
parent e93e618283
commit 43f8529cb9
40 changed files with 94 additions and 20 deletions
--- a/snippets/count-occurrences-of-a-value-in-array.md
+++ b/snippets/count-occurrences-of-a-value-in-array.md
@ -4,4 +4,5 @@ Use `reduce()` to increment a counter each time you encounter the specific value

 ```js
 const countOccurrences = (arr, value) => arr.reduce((a, v) => v===value ? a + 1 : a + 0, 0);
+// countOccurrences([1,1,2,1,2,3], 1) -> 3
 ```